Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.ServiceModel/System/UriTemplatePathPartiallyEquivalentSet.cs

@@ -0,0 +1,41 @@
+//----------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//----------------------------------------------------------------
+
+namespace System
+{
+    using System.Collections.Generic;
+
+    // This class was named UriTemplatePathEquivalentSet in the Orcas bits, where it used to
+    //  represent a set of uri templates, which are equivalent in thier path. The introduction
+    //  of terminal defaults, caused it to be no longer true; now it is representing a set
+    //  of templates, which are equivalent in their path till a certian point, which is stored
+    //  in the segmentsCount field. To highlight that fact the class was renamed as
+    //  UriTemplatePathPartiallyEquivalentSet.
+    class UriTemplatePathPartiallyEquivalentSet
+    {
+        List<KeyValuePair<UriTemplate, object>> kvps;
+        int segmentsCount;
+
+        public UriTemplatePathPartiallyEquivalentSet(int segmentsCount)
+        {
+            this.segmentsCount = segmentsCount;
+            this.kvps = new List<KeyValuePair<UriTemplate, object>>();
+        }
+        public List<KeyValuePair<UriTemplate, object>> Items
+        {
+            get
+            {
+                return this.kvps;
+            }
+        }
+
+        public int SegmentsCount
+        {
+            get
+            {
+                return this.segmentsCount;
+            }
+        }
+    }
+}